<template>
  <view class="my-settle-container">
    <!-- 全选 -->
    <label class="radio" @click="changeAllState">
      <radio color="#C00000" :checked="isFullCheck"/><text>全选</text>
    </label>
    
    <!-- 合计 -->
    <view  class="amount-box">
      合计：<text class="amount">￥{{checkedGoodsAmount}}</text>
    </view>
    
    <!-- 结算按钮 -->
    <view class="btn-settle" @click="settlement">结算({{checkedCount}})</view>
  </view>
</template>

<script>
  import { mapGetters, mapMutations,mapState } from 'vuex'
  
  export default {
    name:"my-settle",
    data() {
      return {
        // 倒计时秒数
        seconds: 3,
        // 定时器的 Id
        timer: null
      };
    },
    computed: {
      ...mapGetters('m_cart',['checkedCount', 'total', 'checkedGoodsAmount']),
      ...mapGetters('m_user', ['addstr']),
      ...mapState('m_user', ['token']),
      ...mapState('m_cart', ['cart']),
      isFullCheck() {
        return this.total === this.checkedCount
      }
    },
    methods: {
      ...mapMutations('m_cart', ['updateAllGoodsState']),
      ...mapMutations('m_user', ['updateRedirectInfo']),
      changeAllState() {
        this.updateAllGoodsState(!this.isFullCheck)
      },
      // 用户点击了结算按钮
      settlement () {
        if(!this.checkedCount) return uni.$showMsg('请选择要结算的商品！')
        if(!this.addstr) return uni.$showMsg('请选择收货地址！')
        
        // if(!this.token) return uni.$showMsg('请先登录！')
        if(!this.token) return this.delayNavigate()
        
        this.payOrder()
      },
      async payOrder() {
        // 创建订单
        // 组织订单信息对象
        const orderInfo = {
          // order_price: this.checkedGoodsAmount,
          order_price: 0.01,
          consignee_addr: this.addstr,
          goods: this.cart.filter(x => x.goods_state).map(x => ({
            goods_id: x.goods_id,
            goods_number: x.goods_count,
            goods_price: x.goods_price
          }))
        }
        // 发起请求创建订单
        const {data: res} = await uni.$http.post('/api/public/v1/my/orders/create', orderInfo)
        if(res.meta.status !== 200) return uni.$showMsg('创建订单失败！')
        // 得到服务器响应的"订单编号"
        const orderNumber = res.message.order_number
        
        
        const {data: res2} = await uni.$http.post('/api/public/v1/my/orders/req_unifiedorder', {orderNumber})
        
        if(res2.meta.status !== 200) return uni.$showsg('预付订单生成失败！')
        
        const payInfo = res2.message.pay
        
        conse.log(payInfo)
        
        const [err, succ] = await uni.requestPayMent(payInfo)
        
        if(err) return uni.$showMsg('订单未支付！')
        
        const {data: res3} = uni.$http.post('/api/public/v1/my/orders/chkOrder', {order_number: orderNumber})
        
        if(res3.meta.status != 200) return uni.$showMsg('订单未支付！')
        
        uni.showToast({
          title: '订单支付成功！',
          icon: 'success'
        })
      },
      // 延时导航到 my 页面
      delayNavigate() {
        this.seconds = 3
        
        this.showTips(this.seconds)
        
        this.timer = setInterval(() => {
          this.seconds--
          
          if(this.seconds <= 0) {
            clearInterval(this.timer)
            
            uni.switchTab({
              url: '/pages/my/my',
              success: () => {
                this.updateRedirectInfo({
                  openType: 'switchTab',
                  from: '/page/cart/cart'
                })
              }
            })
            
            return  
          }
          
          this.showTips(this.seconds)
        },1000)
      },
      // 展示倒计时的提示消息
      showTips(n) {
        uni.showToast({
          icon: 'none',
          title: '请登录后再结算！' + n + '秒之后自动跳转到登录页',
          mask: true,
          duration: 1500
        })
      }
    }
  }
</script>

<style lang="scss">
.my-settle-container {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50px;
  background-color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  padding-left: 5px;
  
  .radio {
    display: flex;
    align-items: center;
  }
  
  .amount-box {
    .amount {
      color: #C00000;
      font-weight: bold;
    }
  }
  
  .btn-settle {
    background-color: #C00000;
    height: 50px;
    color: white;
    line-height: 50px;
    padding: 0 10px;
    min-width: 100px;
    text-align: center;
  }
}
</style>
